36+15x=21x+9

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Solution for 36+15x=21x+9 equation:


Simplifying
36 + 15x = 21x + 9

Reorder the terms:
36 + 15x = 9 + 21x

Solving
36 + 15x = 9 + 21x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-21x' to each side of the equation.
36 + 15x + -21x = 9 + 21x + -21x

Combine like terms: 15x + -21x = -6x
36 + -6x = 9 + 21x + -21x

Combine like terms: 21x + -21x = 0
36 + -6x = 9 + 0
36 + -6x = 9

Add '-36' to each side of the equation.
36 + -36 + -6x = 9 + -36

Combine like terms: 36 + -36 = 0
0 + -6x = 9 + -36
-6x = 9 + -36

Combine like terms: 9 + -36 = -27
-6x = -27

Divide each side by '-6'.
x = 4.5

Simplifying
x = 4.5

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